Invoicing is generally used for sale of stock where the details of the items sold are listed. Selecting the Item Invoice allows you to select the stock items that need to be invoiced. Trading and manufacturing organisations commonly use this format.
On the Sales invoice screen, click on the button Item Invoice which is displayed on the Button Bar on the right side of the screen and the Sales Item Invoice appears as shown below:
Tally's Item Invoice mode displays the list of stock items, which can be invoiced as required.
Note: The Item Invoice button toggles with Account Invoice.